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FB-Name |
UA_SubscriptionOperate |
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This Function Block is designed to be optionally called -even cyclically- to check if the variables have been published and to check and modify publishing parameters (enable / interval). |
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VAR_INPUT |
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B |
Execute |
BOOL |
FB operates on rising edge. |
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B |
SubscriptionHdl |
DWORD |
Subscription handle. |
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B |
PublishingEnable |
BOOL |
Activates the publishing. |
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B |
Priority |
BYTE |
Priority of the Subscription in the server relative to the other Subscriptions created by this client. |
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B |
Timeout |
TIME |
Time to response. |
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VAR_OUTPUT |
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B |
Published |
BOOL |
Indicates, that variables have been published since the previous call. |
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B |
Done |
BOOL |
FB has completed its task. |
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B |
Busy |
BOOL |
The FB is not finished and new output values are to be expected. |
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B |
Error |
BOOL |
Signals that an error has occurred within the FB. |
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B |
ErrorID |
DWORD |
Error code. |
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VAR_IN_OUT |
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B |
PublishingInterval |
TIME |
Publishing interval (can be changed by the Server revised publishing interval). |
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Notes: This FB is deprecated and just for backward compatibility – better use UA_NodeGetInformation |
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UA_SubscriptionOperate |
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BOOL |
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Execute |
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Published |
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BOOL |
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DWORD |
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SubscriptionHdl |
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Done |
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BOOL |
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BOOL |
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PublishingEnable |
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Busy |
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BOOL |
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BYTE |
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Priority |
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Error |
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BOOL |
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TIME |
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Timeout |
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ErrorID |
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DWORD |
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TIME |
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PublishingInterval |
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PublishingInterval |
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TIME |
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